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X-IronPort-AV: E=McAfee;i="6600,9927,10653"; a="401049008" X-IronPort-AV: E=Sophos;i="5.98,272,1673942400"; d="scan'208";a="401049008" Received: from fmsmga008.fm.intel.com ([10.253.24.58]) by orsmga104.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 18 Mar 2023 18:47:01 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10653"; a="744950653" X-IronPort-AV: E=Sophos;i="5.98,272,1673942400"; d="scan'208";a="744950653" Received: from lkp-server01.sh.intel.com (HELO b613635ddfff) ([10.239.97.150]) by fmsmga008.fm.intel.com with ESMTP; 18 Mar 2023 18:46:58 -0700 Received: from kbuild by b613635ddfff with local (Exim 4.96) (envelope-from ) id 1pdi8P-000AKg-2R; Sun, 19 Mar 2023 01:46:57 +0000 Date: Sun, 19 Mar 2023 09:46:03 +0800 From: kernel test robot To: Lorenzo Stoakes , linux-mm@kvack.org, linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org, Andrew Morton Cc: oe-kbuild-all@lists.linux.dev, Linux Memory Management List , Baoquan He , Uladzislau Rezki , Matthew Wilcox , David Hildenbrand , Liu Shixin , Jiri Olsa , Lorenzo Stoakes Subject: Re: [PATCH 4/4] mm: vmalloc: convert vread() to vread_iter() Message-ID: <202303190922.Wk376onx-lkp@intel.com> References: <119871ea9507eac7be5d91db38acdb03981e049e.1679183626.git.lstoakes@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <119871ea9507eac7be5d91db38acdb03981e049e.1679183626.git.lstoakes@gmail.com> X-Rspamd-Server: rspam05 X-Rspamd-Queue-Id: 3F321A000C X-Stat-Signature: i965onn9gcqcgdgwfy8cwqda73ykbh84 X-Rspam-User: X-HE-Tag: 1679190422-824575 X-HE-Meta: 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 KbYnJxzP 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 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: Hi Lorenzo, Thank you for the patch! Perhaps something to improve: [auto build test WARNING on akpm-mm/mm-everything] [also build test WARNING on linus/master v6.3-rc2 next-20230317] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use '--base' as documented in https://git-scm.com/docs/git-format-patch#_base_tree_information] url: https://github.com/intel-lab-lkp/linux/commits/Lorenzo-Stoakes/fs-proc-kcore-Avoid-bounce-buffer-for-ktext-data/20230319-082147 base: https://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm.git mm-everything patch link: https://lore.kernel.org/r/119871ea9507eac7be5d91db38acdb03981e049e.1679183626.git.lstoakes%40gmail.com patch subject: [PATCH 4/4] mm: vmalloc: convert vread() to vread_iter() config: sparc64-randconfig-r015-20230319 (https://download.01.org/0day-ci/archive/20230319/202303190922.Wk376onx-lkp@intel.com/config) compiler: sparc64-linux-gcc (GCC) 12.1.0 reproduce (this is a W=1 build): wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # https://github.com/intel-lab-lkp/linux/commit/a28f374d35bd294a529fcba0b69c8b0e2b66fa6c git remote add linux-review https://github.com/intel-lab-lkp/linux git fetch --no-tags linux-review Lorenzo-Stoakes/fs-proc-kcore-Avoid-bounce-buffer-for-ktext-data/20230319-082147 git checkout a28f374d35bd294a529fcba0b69c8b0e2b66fa6c # save the config file mkdir build_dir && cp config build_dir/.config COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=sparc64 olddefconfig COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=sparc64 SHELL=/bin/bash arch/sparc/vdso/ If you fix the issue, kindly add following tag where applicable | Reported-by: kernel test robot | Link: https://lore.kernel.org/oe-kbuild-all/202303190922.Wk376onx-lkp@intel.com/ All warnings (new ones prefixed by >>): In file included from include/linux/wait.h:11, from include/linux/swait.h:8, from include/linux/completion.h:12, from include/linux/mm_types.h:14, from include/linux/uio.h:10, from include/linux/vmalloc.h:12, from include/asm-generic/io.h:994, from arch/sparc/include/asm/io.h:22, from arch/sparc/vdso/vclock_gettime.c:18: >> arch/sparc/include/asm/current.h:18:30: warning: call-clobbered register used for global register variable 18 | register struct task_struct *current asm("g4"); | ^~~~~~~ arch/sparc/vdso/vclock_gettime.c:254:1: warning: no previous prototype for '__vdso_clock_gettime' [-Wmissing-prototypes] 254 | __vdso_clock_gettime(clockid_t clock, struct __kernel_old_timespec *ts) | ^~~~~~~~~~~~~~~~~~~~ arch/sparc/vdso/vclock_gettime.c:282:1: warning: no previous prototype for '__vdso_clock_gettime_stick' [-Wmissing-prototypes] 282 | __vdso_clock_gettime_stick(clockid_t clock, struct __kernel_old_timespec *ts) | ^~~~~~~~~~~~~~~~~~~~~~~~~~ arch/sparc/vdso/vclock_gettime.c:307:1: warning: no previous prototype for '__vdso_gettimeofday' [-Wmissing-prototypes] 307 | __vdso_gettimeofday(struct __kernel_old_timeval *tv, struct timezone *tz) | ^~~~~~~~~~~~~~~~~~~ arch/sparc/vdso/vclock_gettime.c:343:1: warning: no previous prototype for '__vdso_gettimeofday_stick' [-Wmissing-prototypes] 343 | __vdso_gettimeofday_stick(struct __kernel_old_timeval *tv, struct timezone *tz) | ^~~~~~~~~~~~~~~~~~~~~~~~~ vim +18 arch/sparc/include/asm/current.h ^1da177e4c3f41 include/asm-sparc/current.h Linus Torvalds 2005-04-16 16 ba89f59ab825d4 include/asm-sparc/current.h David S. Miller 2007-11-16 17 #ifdef CONFIG_SPARC64 ba89f59ab825d4 include/asm-sparc/current.h David S. Miller 2007-11-16 @18 register struct task_struct *current asm("g4"); ba89f59ab825d4 include/asm-sparc/current.h David S. Miller 2007-11-16 19 #endif ^1da177e4c3f41 include/asm-sparc/current.h Linus Torvalds 2005-04-16 20 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests